CN210418921U

CN210418921U - Chain-configuration three-jaw lifting appliance

Info

Publication number: CN210418921U
Application number: CN201921336149.1U
Authority: CN
Inventors: 程前进; 陈永健; 陈继峰
Original assignee: Taizhou Gaogang Gangyin Lifting Equipment Factory
Current assignee: Taizhou Gaogang Gangyin Lifting Equipment Factory
Priority date: 2019-08-18
Filing date: 2019-08-18
Publication date: 2020-04-28
Anticipated expiration: 2029-08-18

Abstract

The utility model discloses a chain configuration three-jaw hoist, include rings and be located rings bottom and assorted platform sling crossbeam, the bottom of platform sling crossbeam is equipped with three evenly distributed's of group sling chains, the bottom of sling chain is equipped with the eye lifting hook, the eye lifting hook pass through the go-between with the sling chain is connected, the lateral wall distribution of platform sling crossbeam all is equipped with protection machanism. The beneficial effects are that: make the platform sling crossbeam of hoist in the operation process, when bumping or scraping, at first receive the anticollision bag of impact, give operator's early warning suggestion, avoid the degree of depth collision, play the guard action promptly, play safety precaution's effect again, operation equilibrium is good with stability, bearing capacity is big, makes whole hoist and mount operation safe and reliable.

Description

Chain-configuration three-jaw lifting appliance

Technical Field

The utility model relates to a mechanical auxiliary equipment technical field particularly, relates to a chain configuration three-jaw hoist.

Background

In daily production operation, a plurality of objects with holes in the middle are often required to be hoisted and transported, the number of the objects is large, the actual weight is in the range of dozens of kilograms to dozens of kilograms, the labor intensity of manual carrying is high, the carrying efficiency is low, and the improvement of the productivity of enterprises is seriously influenced. The hoisting device is particularly important for fast hoisting and transporting of the objects with holes in the middle parts with different weights and sizes.

The existing common three-jaw lifting appliance is a simple three-jaw lifting appliance which is connected to a lifting ring through a hinge, the unfolding angle of the three jaws needs to be adjusted in advance, and the lifting appliance can be lifted safely and reliably only by virtue of pretightening force.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the problem among the correlation technique, the utility model provides a chain configuration three-jaw hoist to overcome the above-mentioned technical problem that current correlation technique exists.

Therefore, the utility model discloses a specific technical scheme as follows:

the utility model provides a chain configuration three-jaw hoist, includes rings and is located rings bottom and assorted platform sling crossbeam, the bottom of platform sling crossbeam is equipped with three evenly distributed's of group chain sling, the bottom of chain sling is equipped with the eye lifting hook, the eye lifting hook pass through the go-between with the chain sling is connected, the lateral wall distribution of platform sling crossbeam all is equipped with protection machanism.

Preferably, the protection mechanism comprises side plates located on the side walls of the hanging scaffold cross beam, sliding grooves are formed in one sides, away from the hanging scaffold cross beam, of the side plates, a first sliding block and a second sliding block which are matched with the first sliding block are symmetrically arranged in the sliding grooves from top to bottom, a first damping spring is arranged on the top end of the first sliding block, a second damping spring is arranged on the top end of the second sliding block, the first damping spring and the second damping spring are arranged in a splayed structure, and anti-collision plates are arranged on the top ends of the first damping spring and the second damping spring.

Preferably, one side of the anti-collision plate, which is far away from the hanging scaffold cross beam, is provided with an anti-collision bag, the inner wall of one side of the anti-collision bag, which is far away from the anti-collision plate, is provided with an anti-collision layer, a sand layer is filled in the anti-collision layer, and a plurality of damping springs which are uniformly distributed are transversely arranged in the anti-collision bag.

Preferably, the first damping spring and the second damping spring are respectively connected with the first sliding block, the second sliding block and the anti-collision plate through rolling shafts.

Preferably, a shell is arranged in the middle of one side of the sliding groove and between the first sliding block and the second sliding block, a buffer spring horizontally arranged is arranged in the shell, and a first connecting rod and a second connecting rod are symmetrically arranged on two sides of the buffer spring.

Preferably, the sides of the first connecting rod and the second connecting rod, which are far away from each other, are respectively connected with the first sliding block and the second sliding block.

Preferably, the outer wall of the anti-collision bag is provided with a fluorescent strip, and the hanging chains are respectively clamped at appropriate positions of the hanging scaffold cross beam and fixedly connected by pin shafts.

The utility model has the advantages that: make the platform sling crossbeam of hoist in the operation process, when bumping or scraping, at first receive the anticollision bag of impact, give operator's early warning suggestion, avoid the degree of depth collision, play the guard action promptly, play safety precaution's effect again, operation equilibrium is good with stability, bearing capacity is big, makes whole hoist and mount operation safe and reliable.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a chain-type three-jaw spreader according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a protection mechanism in a chain-structured three-jaw sling according to an embodiment of the present invention.

In the figure:

1. a hoisting ring; 2. a platform beam; 3. a chain is hung; 4. a loop eye hook; 5. a connecting ring; 6. a protection mechanism; 7. a side plate; 8. a chute; 9. a first sliding block; 10. a second sliding block; 11. a first damping spring; 12. a second damping spring; 13. an anti-collision plate; 14. an anti-collision bag; 15. an anti-collision layer; 16. a damping spring; 17. a roller; 18. a housing; 19. a buffer spring; 20. a first connecting rod; 21. and a second connecting rod.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides a chain configuration three-jaw hoist.

The first embodiment;

as shown in fig. 1-2, according to the utility model discloses chain configuration three-jaw hoist, include rings 1 and be located rings 1 bottom and its assorted platform sling crossbeam 2, the bottom of platform sling crossbeam 2 is equipped with three evenly distributed's of group sling 3, the bottom of sling 3 is equipped with eye lifting hook 4, eye lifting hook 4 through go-between 5 with sling 3 is connected, the lateral wall distribution of platform sling crossbeam 2 all is equipped with protection machanism 6.

Example two;

as shown in fig. 1-2, the guard mechanism 6 includes side plates 7 located on each side wall of the platform beam 2, one side of the side plate 7, which is far away from the hanging scaffold crossbeam 2, is provided with a sliding chute 8, a first sliding block 9 and a second sliding block 10 which are matched with the sliding chute 8 are symmetrically arranged in the sliding chute 8 from top to bottom, the top end of the first sliding block 9 is provided with a first damping spring 11, the top end of the second sliding block 10 is provided with a second damping spring 12, the damping spring I11 and the damping spring II 12 are arranged in a splayed structure, the top ends of the damping spring I11 and the damping spring II 12 are respectively provided with an anti-collision plate 13, an anti-collision bag 14 is arranged on one side of the anti-collision plate 13 far away from the hanging scaffold beam 2, an anti-collision layer 15 is arranged on the inner wall of one side of the anti-collision bag 14 far away from the anti-collision plate 13, the anti-collision layer 15 is filled with a sand layer, and a plurality of damping springs 16 which are uniformly distributed are transversely arranged in the anti-collision bag 14. As can be seen from the above design, the modified plastic of the crash cushion 14 is a low-cost, highly elastic, high-strength plastic, which saves costs.

As shown in fig. 1-2, the first damping spring 11 and the second damping spring 12 are respectively connected to the first slider 9, the second slider 10 and the crash-proof plate 13 through a roller 17, a housing 18 is disposed in the middle of one side of the chute 8 and between the first slider 9 and the second slider 10, a horizontally and transversely disposed buffer spring 19 is disposed in the housing 18, a first connecting rod 20 and a second connecting rod 21 are symmetrically disposed on two sides of the buffer spring 19, one side, away from each other, of the first connecting rod 20 and the second connecting rod 21 is respectively connected to the first slider 9 and the second slider 10, a phosphor strip is disposed on the outer wall of the crash-proof bag 14, and the suspension chains 3 are respectively clamped at appropriate positions of the suspension plate cross beam 2 and fixedly connected by a pin. The design of the fluorescent strips facilitates observation of the hanging scaffold crossbeam 2 in a high-light environment.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, when the side wall of the hanging scaffold beam 2 of the lifting appliance is collided, the anti-collision plate 13 applies pressure downwards to extrude the damping spring I11 and the damping spring II 12, so that the damping spring I11 and the damping spring II 12 extrude the sliding block I9 and the sliding block II 10 to slide in opposite directions in the sliding groove 8, the connecting rod I20 and the connecting rod II 21 pull the buffer spring 19 when the sliding block I9 and the sliding block II 10 slide in opposite directions, and the sliding block I9 and the sliding block II 10 are subjected to the pulling force of the buffer spring 19, so that multiple anti-vibration effects are achieved, a protection effect is achieved, and a safety early warning effect is achieved.

To sum up, with the help of the above technical scheme of the utility model for the platform sling crossbeam 2 of hoist is when function in-process, bumps or scraping, at first receives the crashproof bag 14 of impact, gives operator's early warning suggestion, avoids the degree of depth collision, plays guard action promptly, plays safety precaution's effect again, and operation equilibrium is good with stability, bearing capacity is big, makes whole hoist and mount operation safe and reliable.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a chain configuration three-jaw hoist, its characterized in that includes rings (1) and is located rings (1) bottom and rather than assorted platform sling crossbeam (2), the bottom of platform sling crossbeam (2) is equipped with three evenly distributed's chain sling (3), the bottom of chain sling (3) is equipped with eye lifting hook (4), eye lifting hook (4) through go-between (5) with chain sling (3) are connected, the lateral wall distribution of platform sling crossbeam (2) all is equipped with protection machanism (6).

2. The chain-configuration three-jaw hanger according to claim 1, wherein the protection mechanism (6) comprises side plates (7) located on each side wall of the hanging scaffold beam (2), one sides of the side plates (7) far away from the hanging scaffold beam (2) are respectively provided with a sliding groove (8), a first sliding block (9) and a second sliding block (10) which are matched with the sliding grooves (8) are symmetrically arranged in the sliding grooves (8) from top to bottom, a first damping spring (11) is arranged at the top end of the first sliding block (9), a second damping spring (12) is arranged at the top end of the second sliding block (10), the first damping spring (11) and the second damping spring (12) are arranged in a splayed structure, and the top ends of the first damping spring (11) and the second damping spring (12) are respectively provided with an anti-collision plate (13).

3. The chain-configuration three-jaw lifting appliance according to claim 2, wherein an anti-collision bag (14) is arranged on one side, away from the hanging scaffold cross beam (2), of the anti-collision plate (13), an anti-collision layer (15) is arranged on the inner wall, away from the anti-collision plate (13), of the anti-collision bag (14), a sand layer is filled in the anti-collision layer (15), and a plurality of damping springs (16) which are uniformly distributed are transversely arranged in the anti-collision bag (14).

4. The chain-configuration three-jaw hanger according to claim 3, wherein the damping spring I (11) and the damping spring II (12) are respectively connected with the slider I (9), the slider II (10) and the anti-collision plate (13) through rollers (17).

5. The chain-configuration three-jaw hanger according to claim 4, wherein a housing (18) is arranged in the middle of one side of the sliding groove (8) and between the first sliding block (9) and the second sliding block (10), a horizontal and transverse buffer spring (19) is arranged in the housing (18), and a first connecting rod (20) and a second connecting rod (21) are symmetrically arranged on two sides of the buffer spring (19).

6. The chain-configuration three-jaw spreader according to claim 5, wherein the sides of the first connecting rod (20) and the second connecting rod (21) which are far away from each other are connected with the first slider (9) and the second slider (10), respectively.

7. The chain-configuration three-jaw hanger according to claim 6, wherein the outer wall of the anti-collision bag (14) is provided with a fluorescent strip, and the suspension chains (3) are respectively clamped at proper positions of the hanging scaffold cross beam (2) and fixedly connected by a pin shaft.